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參數(shù)資料
型號： MAX9718FEBL+TG45
廠商： Maxim Integrated Products
文件頁數(shù)： 27/27頁
文件大小： 0K
描述： IC AMP AUDIO PWR 1.4W MONO 9UCSP
標(biāo)準(zhǔn)包裝： 2,500
類型： AB 類
輸出類型： 1-通道（單聲道）
在某負(fù)載時最大輸出功率 x 通道數(shù)量： 1.4W x 1 @ 4 歐姆
電源電壓： 2.7 V ~ 5.5 V
特點： 消除爆音，差分輸入，關(guān)閉，熱保護
安裝類型： *
供應(yīng)商設(shè)備封裝： *
封裝/外殼： *
包裝： *
MAX9718/MAX9719
TURN-ON TIME
vs. DC BIAS BYPASS CAPACITOR
MAX9718
toc38
CBIAS (
μF)
TURN-ON
TIME
(ms)
0.80
0.60
0.20
0.40
10
20
30
40
50
60
70
80
0
1.00
VCC = 5V
VCC = 3V
TO -3dB OF FINAL VALUE
Low-Cost, Mono/Stereo,
1.4W Differential Audio Power Amplifiers
_______________________________________________________________________________________
9
SHUTDOWN CURRENT
vs. TEMPERATURE
MAX9718
toc37
TEMPERATURE (
°C)
SHUTDOWN
CURRENT
(μ
A)
60
35
10
-15
-0.02
-0.01
0
0.01
0.02
0.03
-0.03
-40
85
VCC = 5V
VCC = 3V
Typical Operating Characteristics (continued)
(VCC = 5V, CBIAS = 0.1μF, THD+N measurement bandwidth = 22Hz to 22kHz, TA = +25°C, unless otherwise noted.)
Pin Description
PIN
MAX9718
MAX9719
TDFN-EP/
MAX
UCSP
TQFN-EP
UCSP
TSSOP-EP
NAME
FUNCTION
1
C2
—
SHDN
Shutdown Input. The polarity of SHDN is dependent on the
state of SHDM.
——
9
B3
11
SHDN
Shutdown Input. Active-low shutdown input.
2
C1
—
IN-
Inverting Input
3
B2
—
SHDM
Shutdown-Mode Polarity Input. SHDM controls the polarity
of SHDN. Connect SHDM high for an active-high SHDN
input. Connect SHDM low for an active-low SHDN input
(see Table 1).
4
A1
—
IN+
Noninverting Input
5
A2
5
B2
7
BIAS
DC Bias Bypass
6
A3
—
OUT-
Bridge Amplifier Negative Output
7
B3
1, 6, 11
A2, C2,
C4
3, 8, 13
GND
Ground
8
—
13
—
15
N.C.
No Connection. Not internally connected.
9
B1
8, 14
A4, D3
16, 10
VCC
Power Supply
10
C3
—
OUT+
Bridge Amplifier Positive Output
—
2
C1
4
INR+
Right-Channel Noninverting Input
—
3
B1
5
INL-
Left-Channel Inverting Input
—
4
A1
6
INL+
Left-Channel Noninverting Input
—
7
A3
9
OUTL+
Left-Channel Bridge Amplifier Positive Output
SUPPLY CURRENT
vs. TEMPERATURE
MAX9718
toc36
TEMPERATURE (
°C)
SUPPLY
CURRENT
(mA)
60
35
10
-15
1
2
3
4
5
6
0
-40
85
VCC = 5V
VCC = 3V
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